The number of permutations of 8 people taken 6 at a time is given by:
9³
Step-by-step explanation:
nine to the third power or 9-cubed is the answer b/c multiply the number "9" by itself, three times.
Therefore, 9*9*9" is equal to: 9³
Answer:
Step-by-step explanation:
A. (x, y) is not an equation.
B. 2 + 7 = 9 Not a linear equation, as there is no variable.
C. 3x + 5 = 20 This is a linear equation.
D. y = 2x + 1 This is a linear equation.
Answer:
18.84
Step-by-step explanation:
3.14 · 6
18.84
Answer:
A triangles angle always equal to 180 degrees. So if you add up what you already have which is 80+40=120
